Offshore Transfer Hose Extreme Weather Ready Strong Reinforcement Leak Protection
Description
STS Hose is a flexible marine-grade Ship-to-Ship transfer hose engineered for multi-cargo handling of petroleum products, refined fuels, and compatible chemical liquids. It is constructed with a chemically resistant synthetic rubber inner tube, high-tensile textile reinforcement layers, and a corrosion-resistant marine outer cover. The structural design ensures stable performance under varying pressure conditions, aggressive chemical exposure, and continuous offshore motion.
The hose is specifically developed for multi-product logistics environments where frequent cargo switching is required. It maintains internal cleanliness, flow stability, and structural integrity across different fluid types, making it suitable for chemical terminals, offshore blending systems, and integrated marine fuel distribution networks.
Case Study
A Middle Eastern petrochemical logistics operator was conducting Ship-to-Ship transfers between chemical tankers and offshore storage vessels carrying different refined petroleum products in rotation, including diesel, gasoline, and light chemical blends. The previous hose system suffered from internal swelling, residue accumulation, and cross-contamination during frequent cargo switching, resulting in product quality disputes and operational inefficiencies.
After adopting Hongruntong Marine STS Hose, the operator achieved stable multi-cargo performance across repeated transfer cycles. The chemically resistant inner tube eliminated swelling and material degradation, while the smooth internal surface reduced residue retention. Over a 10-month operational period, cargo contamination incidents were reduced to zero, and total cargo loss decreased by 27%. The operator also reported faster turnaround between different product transfers due to improved hose cleaning efficiency and internal stability.
Specifications
| Name |
STS Hose |
| Material |
PTFE, Galvanized Steel Wire, PVC Coated Polyester Cloth |
| Product Name |
STS Hose |
| Size |
HM-SH78 |
| Inner Wire |
Stainless Steel 316 |
| Lining |
Polyamide |
| Carcass |
Polyamide fabrics, Polyester films |
| Outer Wire |
Stainless Steel 316 |
| Working Pressure |
10 bar to 21 bar |
| Maximum Length |
40 meters |
| Sample |
Available |
| Delivery time |
Normally 3-5 days |
| Model |
Dimensions |
Working Pressure |
Safety Factor |
Bending Radius |
Weight |
Length |
| Composite |
[mm] |
[inch] |
[bar] |
[psi] |
[kg] |
[m] |
| HM-SH20 |
20 |
3/4" |
16 |
230 |
6:1 |
80 |
0.8 |
40 |
| HM-SH25 |
25 |
1" |
16 |
230 |
6:1 |
100 |
1 |
40 |
| HM-SH32 |
32 |
11/4" |
16 |
230 |
6:1 |
125 |
1.3 |
40 |
| HM-SH40 |
40 |
11/2" |
16 |
230 |
6:1 |
140 |
1.5 |
40 |
| HM-SH50 |
50 |
2" |
16 |
230 |
6:1 |
180 |
2.5 |
40 |
| HM-SH65 |
65 |
21/2" |
16 |
230 |
6:1 |
200 |
3.3 |
40 |
| HM-SH80 |
80 |
3" |
16 |
230 |
6:1 |
260 |
4 |
40 |
| HM-SH100 |
100 |
4" |
16 |
230 |
6:1 |
380 |
6.8 |
40 |
| HM-SH125 |
125 |
5" |
16 |
230 |
6:1 |
440 |
9.2 |
40 |
| HM-SH150 |
150 |
6" |
16 |
230 |
6:1 |
500 |
13.2 |
40 |
| HM-SH200 |
200 |
8" |
16 |
230 |
6:1 |
750 |
18 |
40 |
| HM-SH250 |
250 |
10" |
16 |
230 |
6:1 |
900 |
26 |
25 |
| *Note: Various sizes can be customized according to the requirements. |
Features
Multi-Chemical Compatibility Inner Tube System
The inner tube is engineered using advanced elastomer compounds designed for compatibility with crude oil, refined fuels, aromatic hydrocarbons, and light chemical mixtures. It resists chemical attack, swelling, and molecular degradation, ensuring stable performance across repeated cargo changes without loss of structural integrity.
High-Stability Pressure Adaptation Structure
The reinforcement system is designed to maintain dimensional stability under fluctuating pressure conditions caused by different fluid viscosities and pumping rates. It prevents collapse during suction and over-expansion during high-pressure transfer cycles, ensuring consistent operational safety.
Anti-Contamination Internal Surface Technology
The inner surface is manufactured with a low-adhesion, chemically inert structure that minimizes residue retention. This reduces cross-contamination risks between different cargo types and supports efficient switching between multiple petroleum and chemical products without extensive flushing cycles.
Marine Chemical and UV Resistant Outer Layer
The outer cover provides protection against seawater corrosion, UV radiation, ozone exposure, and accidental chemical splashes during terminal operations. It ensures long-term durability in both offshore and coastal industrial environments.
Applications
Multi-Cargo Chemical Tanker Loading and Unloading Operations
STS Hose is widely used in chemical tanker operations where multiple cargo types such as diesel, gasoline, and light chemical blends are transferred sequentially. It ensures product integrity and reduces contamination risk during frequent switching operations.
Offshore Fuel Blending and Distribution Systems
It is applied in offshore blending systems where different fuel grades are mixed or transferred between floating storage units. The hose ensures stable flow characteristics and consistent material compatibility during blending operations.
Refinery Export and Marine Terminal Operations
STS Hose supports refinery export terminals handling multiple petroleum streams. It enables efficient loading and unloading of mixed fuel products while maintaining high safety and cleanliness standards.
Integrated Marine Chemical Logistics Networks
It is used in complex marine logistics systems where petroleum products and chemical liquids are distributed across multiple vessels and storage units, requiring flexible and contamination-free transfer capability.
Why Choose Hongruntong Marine
Advanced Elastomer Formulation Technology
Hongruntong Marine utilizes advanced rubber compounding technology to engineer inner tube materials with high chemical resistance and multi-fluid compatibility. This ensures stable performance across a wide range of petroleum and chemical products without structural degradation.
Precision Manufacturing and Quality Stability Control
Each hose is manufactured under strict process control systems to ensure consistency in reinforcement structure, wall thickness, and material performance. Every unit undergoes hydrostatic pressure testing and chemical resistance validation before delivery.
Engineered Solutions for Complex Cargo Systems
The company provides customized engineering support for multi-cargo operations, including diameter selection, chemical compatibility matching, pressure optimization, and coupling system integration. Each solution is designed according to specific operational workflows.
Global Offshore Supply and Technical Service SupportHongruntong Marine provides reliable global logistics support for marine and offshore projects. Technical teams assist with installation planning, operational guidance, and troubleshooting to ensure safe and efficient system performance worldwide.
FAQ
1. Can STS Hose handle multiple chemical types in one system?
Yes, it is specifically designed for multi-cargo compatibility including petroleum and light chemical products.
2. Does it prevent cross-contamination between different fuels?
Yes, the internal surface is designed to minimize residue retention and reduce contamination risks.
3. Is it suitable for refined fuel switching operations?
Yes, it supports repeated transfer of gasoline, diesel, and blended fuels without performance loss.
4. Can it be used in offshore chemical terminals?
Yes, it is widely used in offshore chemical and petroleum logistics systems.
5. Does it require special cleaning between cargo changes?
Minimal cleaning is required due to its anti-adhesion internal surface design.
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